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Standard function blocks
334
02/16 MN05013001Z EN
Contacts
The contacts of the function block are evaluated in the
standard circuit diagram. A closed contact indicates:
Memory requirement
The function block requires 112 bytes of memory plus 4
bytes per constant at the input.
Operation of the function block
Up to 16 table fields can be overwritten and read.
Parameters
Function
TB..EN
Selective activation of the function block
TB..WP
Reads the value at input TB..I1 and enters it in
the table.
TB..RF
Clears the first table entry and supplies it at
output QV.>
TB..RL
Clears the last table entry and supplies it at
output QV.>
TB..RE
Clears the table content.
Parameters
Function
TB..TE
Table is empty
TB..TF
Table is full
h
To allow function block table function to work, it must be
enabled through an active coil TB..EN. If the coil is not
active, the entire function block will be disabled.
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